/*
 * Copyright (c) 2019, 2019, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
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package com.oracle.svm.hosted.jdk;

import org.graalvm.nativeimage.Platforms;
import org.graalvm.nativeimage.impl.InternalPlatform;

import com.oracle.svm.core.feature.AutomaticallyRegisteredFeature;
import com.oracle.svm.core.feature.InternalFeature;
import com.oracle.svm.core.jdk.JNIRegistrationUtil;
import com.oracle.svm.core.jdk.NativeLibrarySupport;
import com.oracle.svm.core.jdk.PlatformNativeLibrarySupport;
import com.oracle.svm.core.traits.BuiltinTraits.BuildtimeAccessOnly;
import com.oracle.svm.core.traits.BuiltinTraits.NoLayeredCallbacks;
import com.oracle.svm.core.traits.BuiltinTraits.PartiallyLayerAware;
import com.oracle.svm.core.traits.SingletonLayeredInstallationKind.Independent;
import com.oracle.svm.core.traits.SingletonTraits;
import com.oracle.svm.hosted.c.NativeLibraries;

@Platforms(InternalPlatform.PLATFORM_JNI.class)
@SingletonTraits(access = BuildtimeAccessOnly.class, layeredCallbacks = NoLayeredCallbacks.class, layeredInstallationKind = Independent.class, other = PartiallyLayerAware.class)
@AutomaticallyRegisteredFeature
class JNIRegistrationAttach extends JNIRegistrationUtil implements InternalFeature {

    @Override
    public void beforeAnalysis(BeforeAnalysisAccess a) {
        a.registerReachabilityHandler(JNIRegistrationAttach::registerAndLinkAttach, method(a, "sun.tools.attach.AttachProviderImpl", "attachVirtualMachine", String.class));
        PlatformNativeLibrarySupport.singleton().addBuiltinPkgNativePrefix("sun_tools_attach_VirtualMachineImpl");
    }

    private static void registerAndLinkAttach(@SuppressWarnings("unused") DuringAnalysisAccess a) {
        NativeLibrarySupport.singleton().preregisterUninitializedBuiltinLibrary("attach");
        NativeLibraries.singleton().addStaticJniLibrary("attach");
    }
}
